
.header .banner{
    height: 600px;
    width: 8400px;
    position: relative;
    overflow: hidden;
    transform: translateX(calc(50vw - 3000px));
    left: 0;
}
.header  .next,
.header  .prev{
    width: 50px;
    height: 200px;
    background-color: rgba(0, 0, 0, 0.1);
    position: absolute;
    top: 40%;
    z-index: 100;
    cursor: pointer;
}
.header .next::before,
.header .prev::before{
    content: '';
    display: block;
    width: 20px;
    height: 20px;
    border-top:1px solid #fff;
    border-left:1px solid #fff;
    position: absolute;
    transform-origin: 50%;
}
.header .next::before{
    transform: translate(calc(25px - 50%),calc(100px - 50%)) rotate(135deg);
}
.header .prev::before{
    transform: translate(calc(25px - 50%),calc(100px - 50%)) rotate(-45deg);
}
.header .next:hover,
.header .prev:hover{
    background-color: rgba(0, 0, 0, 0.3);
}
.header .prev{
    left: calc(50vw - 600px);
}
.header .next{
    left: calc(50vw + 600px);
    transform: translateX(-100%);
}
.header .banner .banner_item{
    float: left;
    height: 100%;
    width: 1200px;
    transition: all 5000ms ease;
    background-size: 1200px 600px;
    background-repeat: no-repeat;
}
.container{
    width: 100%;
    position: relative;
}
.container .content{
    width: 100%;
    height: 700px;
    background-image: url(../images/bg.jpg);
    position: relative;
}
.container .content .download{
    position: absolute;
    top: 20%;
    left: 15%;
}
.container .content .download span::before{
    content: "";
    width: 139px;
    height: 139px;
    background-image: url(../images/do.png);
    background-color: antiquewhite;
    position: absolute;
    top: 40px;
    left: 300px;
    opacity: 0;
    transition: all 200ms ease;
}
.container .content .download span:first-of-type:before{
    top: 40px;
}
.container .content .download span:last-of-type:before{
    top: 210px;
}
.container .content .download span:hover::before{
    opacity: 1;
}

.container .content .download span{
    display: block;
    padding: 50px;
    color: rgba(255, 255, 255, 0.8);
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 20px;
    cursor: pointer;
    margin: 50px;
}

.container .content .news{
    text-align: center;
    width: 700px;
    font-size: 30px;
    padding: 20px;
    border: 1px solid rgba(172, 172, 172, 0.7);
    position: absolute;
    top: 50px;
    right: 10%;
    background-color: rgba(173, 173, 173, 0.6);
}
.container .content .news ul{
    margin-top: 30px;
    width: 100%;
    font-size: 16px;
    text-align: left;
}
.container .content .news ul li{
    padding-left: 20px;
    width: 90%;
    border-bottom: 1px solid rgba(173, 172, 172, 0.5);
}
.container .content .news ul li a{
    width: 100%;
    line-height: 45px;
}
.container .city_list{
    width: 100%;
}
.container .city_list a{
    width: 100%;
    height: 260px;
    display: block;
    position: relative;
    transition: all 500ms ease;
    filter: brightness(.8);
}
.container .city_list .city_box{
    width: 100%;
    height: 260px;
    overflow: hidden;
}
.container .city_list .city1{
    background: url(../images/city1.jpg) no-repeat center;
}
.container .city_list .city1::before{
    content: '蒙德城';
    display: inline-block;
    width: 132px;
    height: 132px;
    background: url(../images/city_list_center.png);
    position: absolute;
    top: calc(50% - 66px);
    left: calc(50% - 66px);
    color: #fff;
    font-size: 30px;
    text-align: center;
    padding-top: 50px;
}
.container .city_list .city1 .city1p{
    position: absolute;
    top: 0;
    right: 0;
    width: 960px;
    height: 260px;
    background: url(../images/city1p.png);
    transition: inherit;
    opacity: 0;
}
.container .city_list .city1:hover{
    filter: none;
    transform: scale(1.1);
}
.container .city_list .city1:hover .city1p{
    opacity: 1;
}
.container .city_list .city2{
    background: url(../images/city2.jpg) no-repeat center;
}
.container .city_list .city2::before{
    content: '璃月港';
    display: inline-block;
    width: 132px;
    height: 132px;
    background: url(../images/city_list_center.png);
    position: absolute;
    top: calc(50% - 66px);
    left: calc(50% - 66px);
    color: #fff;
    font-size: 30px;
    text-align: center;
    padding-top: 50px;
}
.container .city_list .city2 .city2p{
    position: absolute;
    top: 0;
    right: 0;
    width: 960px;
    height: 260px;
    background: url(../images/city2p.png);
    transition: inherit;
    opacity: 0;
}
.container .city_list .city2:hover{
    filter: none;
    transform: scale(1.1);
}
.container .city_list .city2:hover .city2p{
    opacity: 1;
}
